(A) Probability remains constant for all the trials.
(B) Probability changes from trial to trial
(C) Successive trial are dependent
(D) Both (b) & (c) but not (a)
Category: Statistics Mcqs
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In a binomial distribution, n = 10 p= 3/5, its mean is:__.
(A) 6
(B) 1
(C) 2/5
(D) None of these
For a binomial distribution with n = 15 as p changes from. 50 toward. 05 the distribution will__.
(A) Become more positively skewed
(B) Become more negatively skewed
(C) Become symmetrical
(D) All of the above.
When ‘n’ becomes very large, binomial distribution tends to __.
(A) Poisson dist
(B) Standard dist
(C) Normal dist
(D) Hyper-geometric distribution
If mean of the binomial probability distribution is 4.8, then variance of this distribution is :__.
(A) -2.3
(B) 5.3
(C) -4.8
(D) 2.3
The mean and the variance are equal in__.
(A) All probability distribution
(B) The hypergeometric distribution
(C) The binomial distribution
(D) The Poisson distribution
The probability of success changes from trial to trial in:__.
(A) Binomial distribution
(B) Geometric distribution
(C) Sampling distribution
(D) Hypergeometrical distribution
The mean of binomial distribution is:__.
(A) npq
(B) np
(C) √npq
(D) √np